Home / 2,731,092,431.52-3,768,867,445.42-1,525,451,272.43

Finding the Fourth Proportional to 2,731,092,431.52, 3,768,867,445.42 and 1,525,451,272.43

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Solution

The fourth proportional to 2,731,092,431.52, 3,768,867,445.42 and 1,525,451,272.43 is: 2,105,100,352.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731,092,431.52 : 3,768,867,445.42 = 1,525,451,272.43 : x
  2. Step 2: Convert to fraction form
    2,731,092,431.52/3,768,867,445.42 = 1,525,451,272.43/x
  3. Step 3: Cross multiply
    2,731,092,431.52x = 3,768,867,445.42 × 1,525,451,272.43
  4. Step 4: Simplify right side
    2,731,092,431.52x = 5,749,223,640,235,942,912
  5. Step 5: Solve for x
    x = 5,749,223,640,235,942,912/2,731,092,431.52
  6. Step 6: Final answer
    x = 2,105,100,352.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.